./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:52:12,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:52:12,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:52:12,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:52:12,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:52:12,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:52:12,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:52:12,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:52:12,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:52:12,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:52:12,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:52:12,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:52:12,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:52:12,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:52:12,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:52:12,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:52:12,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:52:12,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:52:12,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:52:12,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:52:12,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:52:12,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:52:12,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:52:12,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:52:12,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:52:12,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:52:12,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:52:12,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:52:12,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:52:12,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:52:12,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:52:12,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:52:12,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:52:12,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:52:12,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:52:12,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:52:12,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:52:12,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:52:12,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:52:12,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:52:12,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:52:12,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:52:12,908 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:52:12,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:52:12,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:52:12,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:52:12,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:52:12,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:52:12,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:52:12,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:52:12,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:52:12,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:52:12,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:52:12,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:52:12,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:52:12,916 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:52:12,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:52:12,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:52:12,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:52:12,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:52:12,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:52:12,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:52:12,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:12,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:52:12,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:52:12,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:52:12,918 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:52:12,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:52:12,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:52:12,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 [2022-11-20 17:52:13,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:52:13,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:52:13,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:52:13,202 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:52:13,202 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:52:13,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2022-11-20 17:52:16,267 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:52:16,493 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:52:16,494 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2022-11-20 17:52:16,499 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/data/cf5275549/4909ea0cc93745778bd0ce7edafc73d3/FLAG8c5843a4f [2022-11-20 17:52:16,517 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/data/cf5275549/4909ea0cc93745778bd0ce7edafc73d3 [2022-11-20 17:52:16,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:52:16,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:52:16,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:16,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:52:16,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:52:16,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16267874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16, skipping insertion in model container [2022-11-20 17:52:16,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:52:16,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:52:16,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:16,737 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:52:16,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:16,762 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:52:16,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16 WrapperNode [2022-11-20 17:52:16,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:16,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:16,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:52:16,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:52:16,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,800 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2022-11-20 17:52:16,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:16,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:52:16,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:52:16,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:52:16,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,822 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:52:16,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:52:16,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:52:16,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:52:16,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:16,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:16,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:52:16,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:52:16,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fdcc758-4adf-4e68-a02e-dc9f8140803f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:52:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:52:16,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:52:16,988 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:52:16,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:52:17,076 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:52:17,100 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:52:17,101 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:52:17,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:52:17 BoogieIcfgContainer [2022-11-20 17:52:17,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:52:17,105 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:52:17,105 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:52:17,115 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:52:17,115 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:52:17,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-20 17:52:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-20 17:52:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:52:17,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:17,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:17,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2022-11-20 17:52:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2022-11-20 17:52:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:52:17,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:17,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-11-20 17:52:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-11-20 17:52:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:52:17,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:17,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:17,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2022-11-20 17:52:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2022-11-20 17:52:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:52:17,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:17,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2022-11-20 17:52:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2022-11-20 17:52:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:52:18,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2022-11-20 17:52:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2022-11-20 17:52:18,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:52:18,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2022-11-20 17:52:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2022-11-20 17:52:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:52:18,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:18,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-11-20 17:52:18,937 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-11-20 17:52:18,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:52:18,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:19,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:19,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-11-20 17:52:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-11-20 17:52:19,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:52:19,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:19,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:52:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2022-11-20 17:52:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2022-11-20 17:52:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:52:19,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:19,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:19,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:52:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2022-11-20 17:52:19,999 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2022-11-20 17:52:20,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:52:20,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:20,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:52:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-11-20 17:52:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-11-20 17:52:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:52:20,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:52:20,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2022-11-20 17:52:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-11-20 17:52:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:52:20,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:20,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:20,413 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-11-20 17:52:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-20 17:52:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:52:20,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:20,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-11-20 17:52:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 17:52:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:52:21,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:21,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:52:21,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:21,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-20 17:52:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-20 17:52:21,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:52:21,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:21,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2022-11-20 17:52:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2022-11-20 17:52:22,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:52:22,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:22,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:23,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:23,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2022-11-20 17:52:23,362 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2022-11-20 17:52:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:52:23,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:23,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:52:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2022-11-20 17:52:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2022-11-20 17:52:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:52:23,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:23,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 53 proven. 56 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2022-11-20 17:52:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2022-11-20 17:52:24,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:52:24,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:24,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 74 proven. 40 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 17:52:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:25,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2022-11-20 17:52:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2022-11-20 17:52:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:52:25,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:25,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:25,663 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 74 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:26,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2022-11-20 17:52:26,766 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2022-11-20 17:52:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:52:26,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:26,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 107 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 17:52:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2022-11-20 17:52:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-11-20 17:52:27,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:52:27,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:27,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 98 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2022-11-20 17:52:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2022-11-20 17:52:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:52:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:28,964 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 146 proven. 77 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 17:52:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2022-11-20 17:52:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2022-11-20 17:52:29,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:52:29,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:29,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 125 proven. 191 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2022-11-20 17:52:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2022-11-20 17:52:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:52:31,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:31,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 191 proven. 100 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-20 17:52:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2022-11-20 17:52:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2022-11-20 17:52:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:52:31,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:31,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:32,120 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 155 proven. 254 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2022-11-20 17:52:33,496 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2022-11-20 17:52:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:52:33,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:33,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 242 proven. 126 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 17:52:34,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 146 transitions. [2022-11-20 17:52:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2022-11-20 17:52:34,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:52:34,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:34,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 188 proven. 326 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 163 transitions. [2022-11-20 17:52:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2022-11-20 17:52:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:52:36,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:36,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 299 proven. 155 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2022-11-20 17:52:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2022-11-20 17:52:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2022-11-20 17:52:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:52:37,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:37,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:37,485 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 224 proven. 407 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:39,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 105 states and 184 transitions. [2022-11-20 17:52:39,164 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2022-11-20 17:52:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:52:39,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:39,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 362 proven. 187 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-20 17:52:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:40,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 108 states and 187 transitions. [2022-11-20 17:52:40,073 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2022-11-20 17:52:40,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:52:40,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:40,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 263 proven. 497 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:42,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 114 states and 206 transitions. [2022-11-20 17:52:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 206 transitions. [2022-11-20 17:52:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:52:42,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:42,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 431 proven. 222 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-11-20 17:52:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 117 states and 209 transitions. [2022-11-20 17:52:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 209 transitions. [2022-11-20 17:52:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:52:43,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:43,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 305 proven. 596 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 123 states and 229 transitions. [2022-11-20 17:52:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 229 transitions. [2022-11-20 17:52:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:52:45,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 506 proven. 260 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:52:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 126 states and 232 transitions. [2022-11-20 17:52:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 232 transitions. [2022-11-20 17:52:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:52:46,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:46,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 350 proven. 704 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 253 transitions. [2022-11-20 17:52:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2022-11-20 17:52:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:52:49,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:49,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:49,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 587 proven. 301 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2022-11-20 17:52:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 135 states and 256 transitions. [2022-11-20 17:52:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 256 transitions. [2022-11-20 17:52:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:52:50,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:50,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 398 proven. 821 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:53,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2022-11-20 17:52:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2022-11-20 17:52:53,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:52:53,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:53,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 674 proven. 345 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-20 17:52:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2022-11-20 17:52:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2022-11-20 17:52:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:52:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:54,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 449 proven. 947 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 150 states and 304 transitions. [2022-11-20 17:52:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 304 transitions. [2022-11-20 17:52:57,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:52:57,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:57,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 767 proven. 392 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-20 17:52:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:58,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 153 states and 307 transitions. [2022-11-20 17:52:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 307 transitions. [2022-11-20 17:52:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:52:58,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:58,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 503 proven. 1082 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 159 states and 331 transitions. [2022-11-20 17:53:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 331 transitions. [2022-11-20 17:53:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:53:01,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:01,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1685 backedges. 866 proven. 442 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-11-20 17:53:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:02,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 162 states and 334 transitions. [2022-11-20 17:53:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 334 transitions. [2022-11-20 17:53:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:53:02,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:02,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 560 proven. 1226 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 168 states and 359 transitions. [2022-11-20 17:53:06,055 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 359 transitions. [2022-11-20 17:53:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:53:06,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:06,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 971 proven. 495 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2022-11-20 17:53:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:07,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 171 states and 362 transitions. [2022-11-20 17:53:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 362 transitions. [2022-11-20 17:53:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:53:07,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:07,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:08,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 620 proven. 1379 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:10,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 177 states and 388 transitions. [2022-11-20 17:53:10,816 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 388 transitions. [2022-11-20 17:53:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:53:10,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:10,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:11,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2111 backedges. 1082 proven. 551 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2022-11-20 17:53:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 180 states and 391 transitions. [2022-11-20 17:53:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 391 transitions. [2022-11-20 17:53:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:53:12,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:12,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2225 backedges. 683 proven. 1541 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:15,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 186 states and 418 transitions. [2022-11-20 17:53:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 418 transitions. [2022-11-20 17:53:15,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 17:53:15,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:15,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 1199 proven. 610 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2022-11-20 17:53:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 189 states and 421 transitions. [2022-11-20 17:53:17,308 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 421 transitions. [2022-11-20 17:53:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 17:53:17,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 749 proven. 1712 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:21,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:21,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 195 states and 449 transitions. [2022-11-20 17:53:21,060 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 449 transitions. [2022-11-20 17:53:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-20 17:53:21,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:21,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:21,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2585 backedges. 1322 proven. 672 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2022-11-20 17:53:22,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 198 states and 452 transitions. [2022-11-20 17:53:22,603 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 452 transitions. [2022-11-20 17:53:22,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 17:53:22,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:22,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 818 proven. 1892 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 204 states and 481 transitions. [2022-11-20 17:53:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 481 transitions. [2022-11-20 17:53:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-20 17:53:26,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:26,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:27,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2840 backedges. 1451 proven. 737 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2022-11-20 17:53:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 207 states and 484 transitions. [2022-11-20 17:53:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 484 transitions. [2022-11-20 17:53:28,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 17:53:28,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:28,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 890 proven. 2081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:32,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 213 states and 514 transitions. [2022-11-20 17:53:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 514 transitions. [2022-11-20 17:53:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 17:53:32,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:32,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:32,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 1586 proven. 805 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2022-11-20 17:53:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 216 states and 517 transitions. [2022-11-20 17:53:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 517 transitions. [2022-11-20 17:53:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 17:53:34,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:34,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3245 backedges. 965 proven. 2279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 222 states and 548 transitions. [2022-11-20 17:53:38,252 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 548 transitions. [2022-11-20 17:53:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 17:53:38,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:38,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 3386 backedges. 1727 proven. 876 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-11-20 17:53:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 225 states and 551 transitions. [2022-11-20 17:53:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 551 transitions. [2022-11-20 17:53:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 17:53:40,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:40,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 3530 backedges. 1043 proven. 2486 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:44,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 231 states and 583 transitions. [2022-11-20 17:53:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 583 transitions. [2022-11-20 17:53:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 17:53:44,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:44,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 1874 proven. 950 refuted. 0 times theorem prover too weak. 853 trivial. 0 not checked. [2022-11-20 17:53:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 234 states and 586 transitions. [2022-11-20 17:53:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 586 transitions. [2022-11-20 17:53:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 17:53:46,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:46,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:47,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 1124 proven. 2702 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 240 states and 619 transitions. [2022-11-20 17:53:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 619 transitions. [2022-11-20 17:53:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 17:53:50,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 2027 proven. 1027 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2022-11-20 17:53:52,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 243 states and 622 transitions. [2022-11-20 17:53:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 622 transitions. [2022-11-20 17:53:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-20 17:53:52,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:52,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4136 backedges. 1208 proven. 2927 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:53:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 249 states and 656 transitions. [2022-11-20 17:53:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 656 transitions. [2022-11-20 17:53:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-20 17:53:57,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:57,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4295 backedges. 2186 proven. 1107 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2022-11-20 17:53:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 252 states and 659 transitions. [2022-11-20 17:53:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 659 transitions. [2022-11-20 17:53:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-20 17:53:59,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:59,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4457 backedges. 1295 proven. 3161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:03,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:03,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 258 states and 694 transitions. [2022-11-20 17:54:03,910 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 694 transitions. [2022-11-20 17:54:03,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-20 17:54:03,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:03,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:04,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4622 backedges. 2351 proven. 1190 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2022-11-20 17:54:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:05,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 261 states and 697 transitions. [2022-11-20 17:54:05,858 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 697 transitions. [2022-11-20 17:54:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-20 17:54:05,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:05,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:06,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 1385 proven. 3404 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:11,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 267 states and 733 transitions. [2022-11-20 17:54:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 733 transitions. [2022-11-20 17:54:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-11-20 17:54:11,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:11,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4961 backedges. 2522 proven. 1276 refuted. 0 times theorem prover too weak. 1163 trivial. 0 not checked. [2022-11-20 17:54:13,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 270 states and 736 transitions. [2022-11-20 17:54:13,173 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 736 transitions. [2022-11-20 17:54:13,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-20 17:54:13,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:13,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 1478 proven. 3656 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 276 states and 773 transitions. [2022-11-20 17:54:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 773 transitions. [2022-11-20 17:54:18,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 17:54:18,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:18,911 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 2699 proven. 1365 refuted. 0 times theorem prover too weak. 1248 trivial. 0 not checked. [2022-11-20 17:54:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 279 states and 776 transitions. [2022-11-20 17:54:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 776 transitions. [2022-11-20 17:54:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-20 17:54:20,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:20,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 5492 backedges. 1574 proven. 3917 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:26,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:26,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 285 states and 814 transitions. [2022-11-20 17:54:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 814 transitions. [2022-11-20 17:54:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-20 17:54:26,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:26,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5675 backedges. 2882 proven. 1457 refuted. 0 times theorem prover too weak. 1336 trivial. 0 not checked. [2022-11-20 17:54:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:28,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 288 states and 817 transitions. [2022-11-20 17:54:28,414 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 817 transitions. [2022-11-20 17:54:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-20 17:54:28,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:28,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 5861 backedges. 1673 proven. 4187 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:34,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 294 states and 856 transitions. [2022-11-20 17:54:34,319 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 856 transitions. [2022-11-20 17:54:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-20 17:54:34,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 3071 proven. 1552 refuted. 0 times theorem prover too weak. 1427 trivial. 0 not checked. [2022-11-20 17:54:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 297 states and 859 transitions. [2022-11-20 17:54:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 859 transitions. [2022-11-20 17:54:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-20 17:54:36,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:36,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 1775 proven. 4466 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 303 states and 899 transitions. [2022-11-20 17:54:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 899 transitions. [2022-11-20 17:54:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-11-20 17:54:42,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:43,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6437 backedges. 3266 proven. 1650 refuted. 0 times theorem prover too weak. 1521 trivial. 0 not checked. [2022-11-20 17:54:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 306 states and 902 transitions. [2022-11-20 17:54:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 902 transitions. [2022-11-20 17:54:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-20 17:54:44,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:44,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6635 backedges. 1880 proven. 4754 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:54:51,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 312 states and 943 transitions. [2022-11-20 17:54:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 943 transitions. [2022-11-20 17:54:51,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-20 17:54:51,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:51,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6836 backedges. 3467 proven. 1751 refuted. 0 times theorem prover too weak. 1618 trivial. 0 not checked. [2022-11-20 17:54:53,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:53,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 315 states and 946 transitions. [2022-11-20 17:54:53,725 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 946 transitions. [2022-11-20 17:54:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-20 17:54:53,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 7040 backedges. 1988 proven. 5051 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 321 states and 988 transitions. [2022-11-20 17:55:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 988 transitions. [2022-11-20 17:55:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-11-20 17:55:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:00,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7247 backedges. 3674 proven. 1855 refuted. 0 times theorem prover too weak. 1718 trivial. 0 not checked. [2022-11-20 17:55:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 324 states and 991 transitions. [2022-11-20 17:55:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 991 transitions. [2022-11-20 17:55:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-20 17:55:02,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 7457 backedges. 2099 proven. 5357 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:08,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 330 states and 1034 transitions. [2022-11-20 17:55:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1034 transitions. [2022-11-20 17:55:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-11-20 17:55:08,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:08,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 7670 backedges. 3887 proven. 1962 refuted. 0 times theorem prover too weak. 1821 trivial. 0 not checked. [2022-11-20 17:55:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 333 states and 1037 transitions. [2022-11-20 17:55:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1037 transitions. [2022-11-20 17:55:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-20 17:55:11,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:11,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:13,222 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 2213 proven. 5672 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 339 states and 1081 transitions. [2022-11-20 17:55:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1081 transitions. [2022-11-20 17:55:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-20 17:55:18,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:18,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8105 backedges. 4106 proven. 2072 refuted. 0 times theorem prover too weak. 1927 trivial. 0 not checked. [2022-11-20 17:55:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 342 states and 1084 transitions. [2022-11-20 17:55:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1084 transitions. [2022-11-20 17:55:21,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-20 17:55:21,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:21,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8327 backedges. 2330 proven. 5996 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 348 states and 1129 transitions. [2022-11-20 17:55:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1129 transitions. [2022-11-20 17:55:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-20 17:55:28,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:28,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:29,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8552 backedges. 4331 proven. 2185 refuted. 0 times theorem prover too weak. 2036 trivial. 0 not checked. [2022-11-20 17:55:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:30,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 351 states and 1132 transitions. [2022-11-20 17:55:30,975 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1132 transitions. [2022-11-20 17:55:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-20 17:55:30,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:30,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 2450 proven. 6329 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:38,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 357 states and 1178 transitions. [2022-11-20 17:55:38,044 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1178 transitions. [2022-11-20 17:55:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-20 17:55:38,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:38,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 9011 backedges. 4562 proven. 2301 refuted. 0 times theorem prover too weak. 2148 trivial. 0 not checked. [2022-11-20 17:55:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 360 states and 1181 transitions. [2022-11-20 17:55:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1181 transitions. [2022-11-20 17:55:40,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-20 17:55:40,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:40,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9245 backedges. 2573 proven. 6671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 366 states and 1228 transitions. [2022-11-20 17:55:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1228 transitions. [2022-11-20 17:55:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-20 17:55:48,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:48,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 9482 backedges. 4799 proven. 2420 refuted. 0 times theorem prover too weak. 2263 trivial. 0 not checked. [2022-11-20 17:55:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 369 states and 1231 transitions. [2022-11-20 17:55:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1231 transitions. [2022-11-20 17:55:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-20 17:55:51,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:51,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9722 backedges. 2699 proven. 7022 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:55:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 375 states and 1279 transitions. [2022-11-20 17:55:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1279 transitions. [2022-11-20 17:55:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-20 17:55:58,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:58,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 9965 backedges. 5042 proven. 2542 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2022-11-20 17:56:01,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:01,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 378 states and 1282 transitions. [2022-11-20 17:56:01,788 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1282 transitions. [2022-11-20 17:56:01,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-11-20 17:56:01,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:01,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10211 backedges. 2828 proven. 7382 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 384 states and 1331 transitions. [2022-11-20 17:56:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1331 transitions. [2022-11-20 17:56:09,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-20 17:56:09,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:09,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 10460 backedges. 5291 proven. 2667 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2022-11-20 17:56:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 387 states and 1334 transitions. [2022-11-20 17:56:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1334 transitions. [2022-11-20 17:56:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-20 17:56:12,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:12,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 2960 proven. 7751 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 393 states and 1384 transitions. [2022-11-20 17:56:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1384 transitions. [2022-11-20 17:56:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-20 17:56:20,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:20,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:21,556 INFO L134 CoverageAnalysis]: Checked inductivity of 10967 backedges. 5546 proven. 2795 refuted. 0 times theorem prover too weak. 2626 trivial. 0 not checked. [2022-11-20 17:56:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 396 states and 1387 transitions. [2022-11-20 17:56:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1387 transitions. [2022-11-20 17:56:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-11-20 17:56:24,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:24,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 11225 backedges. 3095 proven. 8129 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 402 states and 1438 transitions. [2022-11-20 17:56:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1438 transitions. [2022-11-20 17:56:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-11-20 17:56:32,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:32,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:33,568 INFO L134 CoverageAnalysis]: Checked inductivity of 11486 backedges. 5807 proven. 2926 refuted. 0 times theorem prover too weak. 2753 trivial. 0 not checked. [2022-11-20 17:56:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 405 states and 1441 transitions. [2022-11-20 17:56:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1441 transitions. [2022-11-20 17:56:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-20 17:56:35,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:35,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:38,218 INFO L134 CoverageAnalysis]: Checked inductivity of 11750 backedges. 3233 proven. 8516 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:44,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:44,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 411 states and 1493 transitions. [2022-11-20 17:56:44,871 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1493 transitions. [2022-11-20 17:56:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-11-20 17:56:44,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:44,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 6074 proven. 3060 refuted. 0 times theorem prover too weak. 2883 trivial. 0 not checked. [2022-11-20 17:56:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 414 states and 1496 transitions. [2022-11-20 17:56:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1496 transitions. [2022-11-20 17:56:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-11-20 17:56:48,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:48,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 3374 proven. 8912 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:56:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 420 states and 1549 transitions. [2022-11-20 17:56:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1549 transitions. [2022-11-20 17:56:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-20 17:56:57,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:57,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12560 backedges. 6347 proven. 3197 refuted. 0 times theorem prover too weak. 3016 trivial. 0 not checked. [2022-11-20 17:57:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 423 states and 1552 transitions. [2022-11-20 17:57:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1552 transitions. [2022-11-20 17:57:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-11-20 17:57:01,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:01,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12836 backedges. 3518 proven. 9317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:57:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 429 states and 1606 transitions. [2022-11-20 17:57:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1606 transitions. [2022-11-20 17:57:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-20 17:57:10,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:10,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13115 backedges. 6626 proven. 3337 refuted. 0 times theorem prover too weak. 3152 trivial. 0 not checked. [2022-11-20 17:57:13,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:13,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 432 states and 1609 transitions. [2022-11-20 17:57:13,803 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1609 transitions. [2022-11-20 17:57:13,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-11-20 17:57:13,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:13,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13397 backedges. 3665 proven. 9731 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:57:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 438 states and 1664 transitions. [2022-11-20 17:57:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1664 transitions. [2022-11-20 17:57:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-11-20 17:57:23,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:23,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13682 backedges. 6911 proven. 3480 refuted. 0 times theorem prover too weak. 3291 trivial. 0 not checked. [2022-11-20 17:57:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:26,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 441 states and 1667 transitions. [2022-11-20 17:57:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1667 transitions. [2022-11-20 17:57:26,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-20 17:57:26,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:26,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 13970 backedges. 3815 proven. 10154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:57:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 447 states and 1723 transitions. [2022-11-20 17:57:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1723 transitions. [2022-11-20 17:57:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-11-20 17:57:36,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:36,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:37,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14261 backedges. 7202 proven. 3626 refuted. 0 times theorem prover too weak. 3433 trivial. 0 not checked. [2022-11-20 17:57:40,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 450 states and 1726 transitions. [2022-11-20 17:57:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1726 transitions. [2022-11-20 17:57:40,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-11-20 17:57:40,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:40,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 14555 backedges. 3968 proven. 10586 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:57:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 456 states and 1783 transitions. [2022-11-20 17:57:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1783 transitions. [2022-11-20 17:57:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-20 17:57:51,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:51,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:52,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14852 backedges. 7499 proven. 3775 refuted. 0 times theorem prover too weak. 3578 trivial. 0 not checked. [2022-11-20 17:57:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 459 states and 1786 transitions. [2022-11-20 17:57:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1786 transitions. [2022-11-20 17:57:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-11-20 17:57:55,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:55,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15152 backedges. 4124 proven. 11027 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:05,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:05,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 465 states and 1844 transitions. [2022-11-20 17:58:05,686 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1844 transitions. [2022-11-20 17:58:05,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-11-20 17:58:05,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:05,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 15455 backedges. 7802 proven. 3927 refuted. 0 times theorem prover too weak. 3726 trivial. 0 not checked. [2022-11-20 17:58:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:09,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 468 states and 1847 transitions. [2022-11-20 17:58:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1847 transitions. [2022-11-20 17:58:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-11-20 17:58:09,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:09,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:12,707 INFO L134 CoverageAnalysis]: Checked inductivity of 15761 backedges. 4283 proven. 11477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:20,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 474 states and 1906 transitions. [2022-11-20 17:58:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1906 transitions. [2022-11-20 17:58:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-11-20 17:58:20,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:20,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 16070 backedges. 8111 proven. 4082 refuted. 0 times theorem prover too weak. 3877 trivial. 0 not checked. [2022-11-20 17:58:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 477 states and 1909 transitions. [2022-11-20 17:58:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1909 transitions. [2022-11-20 17:58:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-11-20 17:58:24,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:24,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:27,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16382 backedges. 4445 proven. 11936 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:35,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 483 states and 1969 transitions. [2022-11-20 17:58:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1969 transitions. [2022-11-20 17:58:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-11-20 17:58:35,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16697 backedges. 8426 proven. 4240 refuted. 0 times theorem prover too weak. 4031 trivial. 0 not checked. [2022-11-20 17:58:39,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 486 states and 1972 transitions. [2022-11-20 17:58:39,165 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1972 transitions. [2022-11-20 17:58:39,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-20 17:58:39,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:39,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 17015 backedges. 4610 proven. 12404 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 492 states and 2033 transitions. [2022-11-20 17:58:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 2033 transitions. [2022-11-20 17:58:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-20 17:58:50,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:50,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:51,820 INFO L134 CoverageAnalysis]: Checked inductivity of 17336 backedges. 8747 proven. 4401 refuted. 0 times theorem prover too weak. 4188 trivial. 0 not checked. [2022-11-20 17:58:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 495 states and 2036 transitions. [2022-11-20 17:58:54,877 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 2036 transitions. [2022-11-20 17:58:54,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-11-20 17:58:54,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:54,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 17660 backedges. 4778 proven. 12881 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:59:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:06,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 501 states and 2098 transitions. [2022-11-20 17:59:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 2098 transitions. [2022-11-20 17:59:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-20 17:59:06,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:06,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17987 backedges. 9074 proven. 4565 refuted. 0 times theorem prover too weak. 4348 trivial. 0 not checked. [2022-11-20 17:59:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 504 states and 2101 transitions. [2022-11-20 17:59:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2101 transitions. [2022-11-20 17:59:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-20 17:59:10,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:10,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 18317 backedges. 4949 proven. 13367 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:59:22,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 510 states and 2164 transitions. [2022-11-20 17:59:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 2164 transitions. [2022-11-20 17:59:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2022-11-20 17:59:22,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 18650 backedges. 9407 proven. 4732 refuted. 0 times theorem prover too weak. 4511 trivial. 0 not checked. [2022-11-20 17:59:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 513 states and 2167 transitions. [2022-11-20 17:59:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 2167 transitions. [2022-11-20 17:59:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-11-20 17:59:27,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:27,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18986 backedges. 5123 proven. 13862 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:59:39,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 519 states and 2231 transitions. [2022-11-20 17:59:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 2231 transitions. [2022-11-20 17:59:39,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-11-20 17:59:39,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:39,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 19325 backedges. 9746 proven. 4902 refuted. 0 times theorem prover too weak. 4677 trivial. 0 not checked. [2022-11-20 17:59:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 522 states and 2234 transitions. [2022-11-20 17:59:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 2234 transitions. [2022-11-20 17:59:44,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-11-20 17:59:44,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:44,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:47,823 INFO L134 CoverageAnalysis]: Checked inductivity of 19667 backedges. 5300 proven. 14366 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:59:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 528 states and 2299 transitions. [2022-11-20 17:59:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2299 transitions. [2022-11-20 17:59:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2022-11-20 17:59:56,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:56,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20012 backedges. 10091 proven. 5075 refuted. 0 times theorem prover too weak. 4846 trivial. 0 not checked. [2022-11-20 18:00:01,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:01,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 531 states and 2302 transitions. [2022-11-20 18:00:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2302 transitions. [2022-11-20 18:00:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-11-20 18:00:01,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:01,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 20360 backedges. 5480 proven. 14879 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:00:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 537 states and 2368 transitions. [2022-11-20 18:00:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2368 transitions. [2022-11-20 18:00:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2022-11-20 18:00:13,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:13,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:15,050 INFO L134 CoverageAnalysis]: Checked inductivity of 20711 backedges. 10442 proven. 5251 refuted. 0 times theorem prover too weak. 5018 trivial. 0 not checked. [2022-11-20 18:00:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 540 states and 2371 transitions. [2022-11-20 18:00:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2371 transitions. [2022-11-20 18:00:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-11-20 18:00:18,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:18,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:22,212 INFO L134 CoverageAnalysis]: Checked inductivity of 21065 backedges. 5663 proven. 15401 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:00:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:31,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 546 states and 2438 transitions. [2022-11-20 18:00:31,074 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2438 transitions. [2022-11-20 18:00:31,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-20 18:00:31,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:31,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 21422 backedges. 10799 proven. 5430 refuted. 0 times theorem prover too weak. 5193 trivial. 0 not checked. [2022-11-20 18:00:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 549 states and 2441 transitions. [2022-11-20 18:00:36,166 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2441 transitions. [2022-11-20 18:00:36,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2022-11-20 18:00:36,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:36,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 21782 backedges. 5849 proven. 15932 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:00:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:49,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 555 states and 2509 transitions. [2022-11-20 18:00:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2509 transitions. [2022-11-20 18:00:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-11-20 18:00:49,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:49,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22145 backedges. 11162 proven. 5612 refuted. 0 times theorem prover too weak. 5371 trivial. 0 not checked. [2022-11-20 18:00:54,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 558 states and 2512 transitions. [2022-11-20 18:00:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 2512 transitions. [2022-11-20 18:00:54,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-11-20 18:00:54,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:54,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 22511 backedges. 6038 proven. 16472 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:01:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:07,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 564 states and 2581 transitions. [2022-11-20 18:01:07,935 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 2581 transitions. [2022-11-20 18:01:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-11-20 18:01:07,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:07,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 22880 backedges. 11531 proven. 5797 refuted. 0 times theorem prover too weak. 5552 trivial. 0 not checked. [2022-11-20 18:01:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 567 states and 2584 transitions. [2022-11-20 18:01:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2584 transitions. [2022-11-20 18:01:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-11-20 18:01:13,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:13,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 23252 backedges. 6230 proven. 17021 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:01:27,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 573 states and 2654 transitions. [2022-11-20 18:01:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2654 transitions. [2022-11-20 18:01:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-20 18:01:27,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:27,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 23627 backedges. 11906 proven. 5985 refuted. 0 times theorem prover too weak. 5736 trivial. 0 not checked. [2022-11-20 18:01:32,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 576 states and 2657 transitions. [2022-11-20 18:01:32,778 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 2657 transitions. [2022-11-20 18:01:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-11-20 18:01:32,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:32,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:37,468 INFO L134 CoverageAnalysis]: Checked inductivity of 24005 backedges. 6425 proven. 17579 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:01:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 582 states and 2728 transitions. [2022-11-20 18:01:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 2728 transitions. [2022-11-20 18:01:46,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-11-20 18:01:46,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:46,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:49,089 INFO L134 CoverageAnalysis]: Checked inductivity of 24386 backedges. 12287 proven. 6176 refuted. 0 times theorem prover too weak. 5923 trivial. 0 not checked. [2022-11-20 18:01:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 585 states and 2731 transitions. [2022-11-20 18:01:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 2731 transitions. [2022-11-20 18:01:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2022-11-20 18:01:52,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:52,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 24770 backedges. 6623 proven. 18146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:02:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 591 states and 2803 transitions. [2022-11-20 18:02:07,153 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2803 transitions. [2022-11-20 18:02:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-11-20 18:02:07,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:07,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:09,027 INFO L134 CoverageAnalysis]: Checked inductivity of 25157 backedges. 12674 proven. 6370 refuted. 0 times theorem prover too weak. 6113 trivial. 0 not checked. [2022-11-20 18:02:12,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 594 states and 2806 transitions. [2022-11-20 18:02:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2806 transitions. [2022-11-20 18:02:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-11-20 18:02:12,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:12,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 25547 backedges. 6824 proven. 18722 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:02:27,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 600 states and 2879 transitions. [2022-11-20 18:02:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2879 transitions. [2022-11-20 18:02:27,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-20 18:02:27,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:27,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:29,538 INFO L134 CoverageAnalysis]: Checked inductivity of 25940 backedges. 13067 proven. 6567 refuted. 0 times theorem prover too weak. 6306 trivial. 0 not checked. [2022-11-20 18:02:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 603 states and 2882 transitions. [2022-11-20 18:02:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2882 transitions. [2022-11-20 18:02:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2022-11-20 18:02:33,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:33,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 26336 backedges. 7028 proven. 19307 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:02:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 609 states and 2956 transitions. [2022-11-20 18:02:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2956 transitions. [2022-11-20 18:02:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-11-20 18:02:48,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:51,100 INFO L134 CoverageAnalysis]: Checked inductivity of 26735 backedges. 13466 proven. 6767 refuted. 0 times theorem prover too weak. 6502 trivial. 0 not checked. [2022-11-20 18:02:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 612 states and 2959 transitions. [2022-11-20 18:02:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2959 transitions. [2022-11-20 18:02:54,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2022-11-20 18:02:54,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:54,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27137 backedges. 7235 proven. 19901 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:03:10,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:03:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 618 states and 3034 transitions. [2022-11-20 18:03:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 3034 transitions. [2022-11-20 18:03:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-11-20 18:03:10,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:03:10,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:03:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 27542 backedges. 13871 proven. 6970 refuted. 0 times theorem prover too weak. 6701 trivial. 0 not checked. [2022-11-20 18:03:16,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:03:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 621 states and 3037 transitions. [2022-11-20 18:03:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 3037 transitions. [2022-11-20 18:03:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2022-11-20 18:03:16,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:03:16,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:03:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:21,700 INFO L134 CoverageAnalysis]: Checked inductivity of 27950 backedges. 7445 proven. 20504 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:03:31,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:03:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 627 states and 3113 transitions. [2022-11-20 18:03:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 3113 transitions. [2022-11-20 18:03:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-11-20 18:03:31,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:03:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:03:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 28361 backedges. 14282 proven. 7176 refuted. 0 times theorem prover too weak. 6903 trivial. 0 not checked. [2022-11-20 18:03:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:03:38,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 630 states and 3116 transitions. [2022-11-20 18:03:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 3116 transitions. [2022-11-20 18:03:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-11-20 18:03:38,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:03:38,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:03:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:43,697 INFO L134 CoverageAnalysis]: Checked inductivity of 28775 backedges. 7658 proven. 21116 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:03:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:03:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 636 states and 3193 transitions. [2022-11-20 18:03:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 3193 transitions. [2022-11-20 18:03:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-11-20 18:03:53,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:03:53,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:03:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:03:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 29192 backedges. 14699 proven. 7385 refuted. 0 times theorem prover too weak. 7108 trivial. 0 not checked. [2022-11-20 18:04:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:04:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 639 states and 3196 transitions. [2022-11-20 18:04:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 3196 transitions. [2022-11-20 18:04:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-11-20 18:04:00,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:04:00,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:04:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:04:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 29612 backedges. 7874 proven. 21737 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:04:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:04:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 645 states and 3274 transitions. [2022-11-20 18:04:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 3274 transitions. [2022-11-20 18:04:16,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-11-20 18:04:16,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:04:16,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:04:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:04:19,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30035 backedges. 15122 proven. 7597 refuted. 0 times theorem prover too weak. 7316 trivial. 0 not checked. [2022-11-20 18:04:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:04:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 648 states and 3277 transitions. [2022-11-20 18:04:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 3277 transitions. [2022-11-20 18:04:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-20 18:04:23,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:04:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:04:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:04:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 30461 backedges. 8093 proven. 22367 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:04:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:04:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 654 states and 3356 transitions. [2022-11-20 18:04:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 3356 transitions. [2022-11-20 18:04:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-20 18:04:41,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:04:41,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:04:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:04:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30890 backedges. 15551 proven. 7812 refuted. 0 times theorem prover too weak. 7527 trivial. 0 not checked. [2022-11-20 18:04:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:04:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 657 states and 3359 transitions. [2022-11-20 18:04:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 3359 transitions. [2022-11-20 18:04:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2022-11-20 18:04:48,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:04:48,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:04:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:04:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 31322 backedges. 8315 proven. 23006 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.